/*
 * jQuery Plugin: Tokenizing Autocomplete Text Entry
 * Version 1.6.2
 *
 * Copyright (c) 2009 James Smith (http://loopj.com)
 * Licensed jointly under the GPL and MIT licenses,
 * choose which one suits your project best!
 *
 */
layui.define(['jquery'], function(e) {
    var $ = layui.$;;
    (function($) {
        var DEFAULT_SETTINGS = {
            // Search settings
            method: "GET",
            queryParam: "q",
            searchDelay: 300,
            minChars: 1,
            propertyToSearch: "name",
            jsonContainer: null,
            contentType: "json",
            excludeCurrent: false,
            excludeCurrentParameter: "x",
            // Prepopulation settings
            prePopulate: null,
            processPrePopulate: false,
            // Display settings
            hintText: "Type in a search term",
            noResultsText: "No results",
            searchingText: "Searching...",
            deleteText: "&#215;",
            animateDropdown: true,
            placeholder: null,
            theme: null,
            zindex: 999,
            resultsLimit: null,
            enableHTML: false,
            resultsFormatter: function(item) {
                var string = item[this.propertyToSearch];
                return "<li>" + (this.enableHTML ? string : _escapeHTML(string)) + "</li>";
            },
            tokenFormatter: function(item) {
                var string = item[this.propertyToSearch];
                return "<li><p>" + (this.enableHTML ? string : _escapeHTML(string)) + "</p></li>";
            },
            // Tokenization settings
            tokenLimit: null,
            tokenDelimiter: ",",
            preventDuplicates: false,
            tokenValue: "id",
            // Behavioral settings
            allowFreeTagging: false,
            allowTabOut: false,
            autoSelectFirstResult: false,
            // Callbacks
            onResult: null,
            onCachedResult: null,
            onAdd: null,
            onFreeTaggingAdd: null,
            onDelete: null,
            onReady: null,
            // Other settings
            idPrefix: "token-input-",
            // Keep track if the input is currently in disabled mode
            disabled: false
        };
        // Default classes to use when theming
        var DEFAULT_CLASSES = {
            tokenList: "token-input-list",
            token: "token-input-token",
            tokenReadOnly: "token-input-token-readonly",
            tokenDelete: "token-input-delete-token",
            selectedToken: "token-input-selected-token",
            highlightedToken: "token-input-highlighted-token",
            dropdown: "token-input-dropdown",
            dropdownItem: "token-input-dropdown-item",
            dropdownItem2: "token-input-dropdown-item2",
            selectedDropdownItem: "token-input-selected-dropdown-item",
            inputToken: "token-input-input-token",
            focused: "token-input-focused",
            disabled: "token-input-disabled"
        };
        // Input box position "enum"
        var POSITION = {
            BEFORE: 0,
            AFTER: 1,
            END: 2
        };
        // Keys "enum"
        var KEY = {
            BACKSPACE: 8,
            TAB: 9,
            ENTER: 13,
            ESCAPE: 27,
            SPACE: 32,
            PAGE_UP: 33,
            PAGE_DOWN: 34,
            END: 35,
            HOME: 36,
            LEFT: 37,
            UP: 38,
            RIGHT: 39,
            DOWN: 40,
            NUMPAD_ENTER: 108,
            COMMA: 188
        };
        var HTML_ESCAPES = {
            '&': '&amp;',
            '<': '&lt;',
            '>': '&gt;',
            '"': '&quot;',
            "'": '&#x27;',
            '/': '&#x2F;'
        };
        var HTML_ESCAPE_CHARS = /[&<>"'\/]/g;

        function coerceToString(val) {
            return String((val === null || val === undefined) ? '' : val);
        }

        function _escapeHTML(text) {
            return coerceToString(text).replace(HTML_ESCAPE_CHARS, function(match) {
                return HTML_ESCAPES[match];
            });
        }
        // Additional public (exposed) methods_token_input
        var methods_token_input = {
            init: function(url_or_data_or_function, options) {
                var settings = $.extend({}, DEFAULT_SETTINGS, options || {});
                return this.each(function() {
                    $(this).data("settings", settings);
                    $(this).data("tokenInputObject", new $.TokenList(this, url_or_data_or_function, settings));
                });
            },
            clear: function() {
                this.data("tokenInputObject").clear();
                return this;
            },
            add: function(item) {
                this.data("tokenInputObject").add(item);
                return this;
            },
            remove: function(item) {
                this.data("tokenInputObject").remove(item);
                return this;
            },
            get: function() {
                return this.data("tokenInputObject").getTokens();
            },
            toggleDisabled: function(disable) {
                this.data("tokenInputObject").toggleDisabled(disable);
                return this;
            },
            setOptions: function(options) {
                $(this).data("settings", $.extend({}, $(this).data("settings"), options || {}));
                return this;
            },
            destroy: function() {
                if (this.data("tokenInputObject")) {
                    this.data("tokenInputObject").clear();
                    var tmpInput = this;
                    var closest = this.parent();
                    closest.empty();
                    tmpInput.show();
                    closest.append(tmpInput);
                    return tmpInput;
                }
            }
        };
        // Expose the .tokenInput function to jQuery as a plugin
        $.fn.tokenInput = function(method) {
            // Method calling and initialization logic
            if (methods_token_input[method]) {
                return methods_token_input[method].apply(this, Array.prototype.slice.call(arguments, 1));
            } else {
                return methods_token_input.init.apply(this, arguments);
            }
        };
        // TokenList class for each input
        $.TokenList = function(input, url_or_data, settings) {
            //
            // Initialization
            //
            // Configure the data source
            if (typeof(url_or_data) === "string" || typeof(url_or_data) === "function") {
                // Set the url to query against
                $(input).data("settings").url = url_or_data;
                // If the URL is a function, evaluate it here to do our initalization work
                var url = computeURL();
                // Make a smart guess about cross-domain if it wasn't explicitly specified
                if ($(input).data("settings").crossDomain === undefined && typeof url === "string") {
                    if (url.indexOf("://") === -1) {
                        $(input).data("settings").crossDomain = false;
                    } else {
                        $(input).data("settings").crossDomain = (location.href.split(/\/+/g)[1] !== url.split(/\/+/g)[1]);
                    }
                }
            } else if (typeof(url_or_data) === "object") {
                // Set the local data to search through
                $(input).data("settings").local_data = url_or_data;
            }
            // Build class names
            if ($(input).data("settings").classes) {
                // Use custom class names
                $(input).data("settings").classes = $.extend({}, DEFAULT_CLASSES, $(input).data("settings").classes);
            } else if ($(input).data("settings").theme) {
                // Use theme-suffixed default class names
                $(input).data("settings").classes = {};
                $.each(DEFAULT_CLASSES, function(key, value) {
                    $(input).data("settings").classes[key] = value + "-" + $(input).data("settings").theme;
                });
            } else {
                $(input).data("settings").classes = DEFAULT_CLASSES;
            }
            // Save the tokens
            var saved_tokens = [];
            // Keep track of the number of tokens in the list
            var token_count = 0;
            // Basic cache to save on db hits
            var cache = new $.TokenList.Cache();
            // Keep track of the timeout, old vals
            var timeout;
            var input_val;
            // Create a new text input an attach keyup events
            var input_box = $("<input type=\"text\" autocomplete=\"off\" autocapitalize=\"off\"/>").css({
                outline: "none"
            }).attr("id", $(input).data("settings").idPrefix + input.id).focus(function() {
                if ($(input).data("settings").disabled) {
                    return false;
                } else
                if ($(input).data("settings").tokenLimit === null || $(input).data("settings").tokenLimit !== token_count) {
                    show_dropdown_hint();
                }
                token_list.addClass($(input).data("settings").classes.focused);
            }).blur(function() {
                hide_dropdown();
                if ($(input).data("settings").allowFreeTagging) {
                    add_freetagging_tokens();
                }
                $(this).val("");
                token_list.removeClass($(input).data("settings").classes.focused);
            }).bind("keyup keydown blur update", resize_input).bind('input propertychange', function(event) {
                var previous_token;
                var next_token;
                switch (event.keyCode) {
                    case KEY.LEFT:
                    case KEY.RIGHT:
                    case KEY.UP:
                    case KEY.DOWN:
                        if (this.value.length === 0) {
                            previous_token = input_token.prev();
                            next_token = input_token.next();
                            if ((previous_token.length && previous_token.get(0) === selected_token) || (next_token.length && next_token.get(0) === selected_token)) {
                                // Check if there is a previous/next token and it is selected
                                if (event.keyCode === KEY.LEFT || event.keyCode === KEY.UP) {
                                    deselect_token($(selected_token), POSITION.BEFORE);
                                } else {
                                    deselect_token($(selected_token), POSITION.AFTER);
                                }
                            } else if ((event.keyCode === KEY.LEFT || event.keyCode === KEY.UP) && previous_token.length) {
                                // We are moving left, select the previous token if it exists
                                select_token($(previous_token.get(0)));
                            } else if ((event.keyCode === KEY.RIGHT || event.keyCode === KEY.DOWN) && next_token.length) {
                                // We are moving right, select the next token if it exists
                                select_token($(next_token.get(0)));
                            }
                        } else {
                            var dropdown_item = null;
                            if (event.keyCode === KEY.DOWN || event.keyCode === KEY.RIGHT) {
                                dropdown_item = $(dropdown).find('li').first();
                                if (selected_dropdown_item) {
                                    dropdown_item = $(selected_dropdown_item).next();
                                }
                            } else {
                                dropdown_item = $(dropdown).find('li').last();
                                if (selected_dropdown_item) {
                                    dropdown_item = $(selected_dropdown_item).prev();
                                }
                            }
                            select_dropdown_item(dropdown_item);
                        }
                        break;
                    case KEY.BACKSPACE:
                        previous_token = input_token.prev();
                        if (this.value.length === 0) {
                            if (selected_token) {
                                delete_token($(selected_token));
                                hiddenInput.change();
                            } else if (previous_token.length) {
                                select_token($(previous_token.get(0)));
                            }
                            return false;
                        } else if ($(this).val().length === 1) {
                            hide_dropdown();
                        } else {
                            // set a timeout just long enough to let this function finish.
                            setTimeout(function() {
                                do_search();
                            }, 5);
                        }
                        break;
                    case KEY.TAB:
                    case KEY.ENTER:
                    case KEY.NUMPAD_ENTER:
                    case KEY.COMMA:
                        if (selected_dropdown_item) {
                            add_token($(selected_dropdown_item).data("tokeninput"));
                            hiddenInput.change();
                        } else {
                            if ($(input).data("settings").allowFreeTagging) {
                                if ($(input).data("settings").allowTabOut && $(this).val() === "") {
                                    return true;
                                } else {
                                    add_freetagging_tokens();
                                }
                            } else {
                                $(this).val("");
                                if ($(input).data("settings").allowTabOut) {
                                    return true;
                                }
                            }
                            event.stopPropagation();
                            event.preventDefault();
                        }
                        return false;
                    case KEY.ESCAPE:
                        hide_dropdown();
                        return true;
                    default:
                        if (String.fromCharCode(event.which)) {
                            // set a timeout just long enough to let this function finish.
                            setTimeout(function() {
                                do_search();
                            }, 5);
                        }
                        break;
                }
            });
            // Keep reference for placeholder
            if (settings.placeholder) {
                input_box.attr("placeholder", settings.placeholder);
            }
            // Keep a reference to the original input box
            var hiddenInput = $(input).hide().val("").focus(function() {
                focusWithTimeout(input_box);
            }).blur(function() {
                input_box.blur();
                //return the object to this can be referenced in the callback functions.
                return hiddenInput;
            });
            // Keep a reference to the selected token and dropdown item
            var selected_token = null;
            var selected_token_index = 0;
            var selected_dropdown_item = null;
            // The list to store the token items in
            var token_list = $("<ul />").addClass($(input).data("settings").classes.tokenList).click(function(event) {
                var li = $(event.target).closest("li");
                if (li && li.get(0) && $.data(li.get(0), "tokeninput")) {
                    toggle_select_token(li);
                } else {
                    // Deselect selected token
                    if (selected_token) {
                        deselect_token($(selected_token), POSITION.END);
                    }
                    // Focus input box
                    focusWithTimeout(input_box);
                }
            }).mouseover(function(event) {
                var li = $(event.target).closest("li");
                if (li && selected_token !== this) {
                    li.addClass($(input).data("settings").classes.highlightedToken);
                }
            }).mouseout(function(event) {
                var li = $(event.target).closest("li");
                if (li && selected_token !== this) {
                    li.removeClass($(input).data("settings").classes.highlightedToken);
                }
            }).insertBefore(hiddenInput);
            // The token holding the input box
            var input_token = $("<li />").addClass($(input).data("settings").classes.inputToken).appendTo(token_list).append(input_box);
            // The list to store the dropdown items in
            var dropdown = $("<div/>").addClass($(input).data("settings").classes.dropdown).appendTo("body").hide();
            // Magic element to help us resize the text input
            var input_resizer = $("<tester/>").insertAfter(input_box).css({
                position: "absolute",
                top: -9999,
                left: -9999,
                width: "auto",
                fontSize: input_box.css("fontSize"),
                fontFamily: input_box.css("fontFamily"),
                fontWeight: input_box.css("fontWeight"),
                letterSpacing: input_box.css("letterSpacing"),
                whiteSpace: "nowrap"
            });
            // Pre-populate list if items exist
            hiddenInput.val("");
            var li_data = $(input).data("settings").prePopulate || hiddenInput.data("pre");
            if ($(input).data("settings").processPrePopulate && $.isFunction($(input).data("settings").onResult)) {
                li_data = $(input).data("settings").onResult.call(hiddenInput, li_data);
            }
            if (li_data && li_data.length) {
                $.each(li_data, function(index, value) {
                    insert_token(value);
                    checkTokenLimit();
                    input_box.attr("placeholder", null)
                });
            }
            // Check if widget should initialize as disabled
            if ($(input).data("settings").disabled) {
                toggleDisabled(true);
            }
            // Initialization is done
            if (typeof($(input).data("settings").onReady) === "function") {
                $(input).data("settings").onReady.call();
            }
            //
            // Public functions
            //
            this.clear = function() {
                token_list.children("li").each(function() {
                    if ($(this).children("input").length === 0) {
                        delete_token($(this));
                    }
                });
            };
            this.add = function(item) {
                add_token(item);
            };
            this.remove = function(item) {
                token_list.children("li").each(function() {
                    if ($(this).children("input").length === 0) {
                        var currToken = $(this).data("tokeninput");
                        var match = true;
                        for (var prop in item) {
                            if (item[prop] !== currToken[prop]) {
                                match = false;
                                break;
                            }
                        }
                        if (match) {
                            delete_token($(this));
                        }
                    }
                });
            };
            this.getTokens = function() {
                return saved_tokens;
            };
            this.toggleDisabled = function(disable) {
                toggleDisabled(disable);
            };
            // Resize input to maximum width so the placeholder can be seen
            resize_input();
            //
            // Private functions
            //
            function escapeHTML(text) {
                return $(input).data("settings").enableHTML ? text : _escapeHTML(text);
            }
            // Toggles the widget between enabled and disabled state, or according
            // to the [disable] parameter.
            function toggleDisabled(disable) {
                if (typeof disable === 'boolean') {
                    $(input).data("settings").disabled = disable
                } else {
                    $(input).data("settings").disabled = !$(input).data("settings").disabled;
                }
                input_box.attr('disabled', $(input).data("settings").disabled);
                token_list.toggleClass($(input).data("settings").classes.disabled, $(input).data("settings").disabled);
                // if there is any token selected we deselect it
                if (selected_token) {
                    deselect_token($(selected_token), POSITION.END);
                }
                hiddenInput.attr('disabled', $(input).data("settings").disabled);
            }

            function checkTokenLimit() {
                if ($(input).data("settings").tokenLimit !== null && token_count >= $(input).data("settings").tokenLimit) {
                    input_box.hide();
                    hide_dropdown();
                    return;
                }
            }

            function resize_input() {
                if (input_val === (input_val = input_box.val())) {
                    return;
                }
                // Get width left on the current line
                var width_left = token_list.width() - input_box.offset().left - token_list.offset().left;
                // Enter new content into resizer and resize input accordingly
                input_resizer.html(_escapeHTML(input_val) || _escapeHTML(settings.placeholder));
                // Get maximum width, minimum the size of input and maximum the widget's width
                input_box.width(Math.min(token_list.width(), Math.max(width_left, input_resizer.width() + 30)));
            }

            function add_freetagging_tokens() {
                var value = $.trim(input_box.val());
                var tokens = value.split($(input).data("settings").tokenDelimiter);
                $.each(tokens, function(i, token) {
                    if (!token) {
                        return;
                    }
                    if ($.isFunction($(input).data("settings").onFreeTaggingAdd)) {
                        token = $(input).data("settings").onFreeTaggingAdd.call(hiddenInput, token);
                    }
                    var object = {};
                    object[$(input).data("settings").tokenValue] = object[$(input).data("settings").propertyToSearch] = token;
                    add_token(object);
                });
            }
            // Inner function to a token to the list
            function insert_token(item) {
                var $this_token = $($(input).data("settings").tokenFormatter(item));
                var readonly = item.readonly === true;
                if (readonly) $this_token.addClass($(input).data("settings").classes.tokenReadOnly);
                $this_token.addClass($(input).data("settings").classes.token).insertBefore(input_token);
                // The 'delete token' button
                if (!readonly) {
                    $("<span>" + $(input).data("settings").deleteText + "</span>").addClass($(input).data("settings").classes.tokenDelete).appendTo($this_token).click(function() {
                        if (!$(input).data("settings").disabled) {
                            delete_token($(this).parent());
                            hiddenInput.change();
                            return false;
                        }
                    });
                }
                // Store data on the token
                var token_data = item;
                $.data($this_token.get(0), "tokeninput", item);
                // Save this token for duplicate checking
                saved_tokens = saved_tokens.slice(0, selected_token_index).concat([token_data]).concat(saved_tokens.slice(selected_token_index));
                selected_token_index++;
                // Update the hidden input
                update_hiddenInput(saved_tokens, hiddenInput);
                token_count += 1;
                // Check the token limit
                if ($(input).data("settings").tokenLimit !== null && token_count >= $(input).data("settings").tokenLimit) {
                    input_box.hide();
                    hide_dropdown();
                }
                return $this_token;
            }
            // Add a token to the token list based on user input
            function add_token(item) {
                var callback = $(input).data("settings").onAdd;
                // See if the token already exists and select it if we don't want duplicates
                if (token_count > 0 && $(input).data("settings").preventDuplicates) {
                    var found_existing_token = null;
                    token_list.children().each(function() {
                        var existing_token = $(this);
                        var existing_data = $.data(existing_token.get(0), "tokeninput");
                        if (existing_data && existing_data[settings.tokenValue] === item[settings.tokenValue]) {
                            found_existing_token = existing_token;
                            return false;
                        }
                    });
                    if (found_existing_token) {
                        select_token(found_existing_token);
                        input_token.insertAfter(found_existing_token);
                        focusWithTimeout(input_box);
                        return;
                    }
                }
                // Squeeze input_box so we force no unnecessary line break
                input_box.width(1);
                // Insert the new tokens
                if ($(input).data("settings").tokenLimit == null || token_count < $(input).data("settings").tokenLimit) {
                    insert_token(item);
                    // Remove the placeholder so it's not seen after you've added a token
                    input_box.attr("placeholder", null);
                    checkTokenLimit();
                }
                // Clear input box
                input_box.val("");
                // Don't show the help dropdown, they've got the idea
                hide_dropdown();
                // Execute the onAdd callback if defined
                if ($.isFunction(callback)) {
                    callback.call(hiddenInput, item);
                }
            }
            // Select a token in the token list
            function select_token(token) {
                if (!$(input).data("settings").disabled) {
                    token.addClass($(input).data("settings").classes.selectedToken);
                    selected_token = token.get(0);
                    // Hide input box
                    input_box.val("");
                    // Hide dropdown if it is visible (eg if we clicked to select token)
                    hide_dropdown();
                }
            }
            // Deselect a token in the token list
            function deselect_token(token, position) {
                token.removeClass($(input).data("settings").classes.selectedToken);
                selected_token = null;
                if (position === POSITION.BEFORE) {
                    input_token.insertBefore(token);
                    selected_token_index--;
                } else if (position === POSITION.AFTER) {
                    input_token.insertAfter(token);
                    selected_token_index++;
                } else {
                    input_token.appendTo(token_list);
                    selected_token_index = token_count;
                }
                // Show the input box and give it focus again
                focusWithTimeout(input_box);
            }
            // Toggle selection of a token in the token list
            function toggle_select_token(token) {
                var previous_selected_token = selected_token;
                if (selected_token) {
                    deselect_token($(selected_token), POSITION.END);
                }
                if (previous_selected_token === token.get(0)) {
                    deselect_token(token, POSITION.END);
                } else {
                    select_token(token);
                }
            }
            // Delete a token from the token list
            function delete_token(token) {
                // Remove the id from the saved list
                var token_data = $.data(token.get(0), "tokeninput");
                var callback = $(input).data("settings").onDelete;
                var index = token.prevAll().length;
                if (index > selected_token_index) index--;
                // Delete the token
                token.remove();
                selected_token = null;
                // Show the input box and give it focus again
                focusWithTimeout(input_box);
                // Remove this token from the saved list
                saved_tokens = saved_tokens.slice(0, index).concat(saved_tokens.slice(index + 1));
                if (saved_tokens.length == 0) {
                    input_box.attr("placeholder", settings.placeholder)
                }
                if (index < selected_token_index) selected_token_index--;
                // Update the hidden input
                update_hiddenInput(saved_tokens, hiddenInput);
                token_count -= 1;
                if ($(input).data("settings").tokenLimit !== null) {
                    input_box.show().val("");
                    focusWithTimeout(input_box);
                }
                // Execute the onDelete callback if defined
                if ($.isFunction(callback)) {
                    callback.call(hiddenInput, token_data);
                }
            }
            // Update the hidden input box value
            function update_hiddenInput(saved_tokens, hiddenInput) {
                var token_values = $.map(saved_tokens, function(el) {
                    if (typeof $(input).data("settings").tokenValue == 'function') return $(input).data("settings").tokenValue.call(this, el);
                    return el[$(input).data("settings").tokenValue];
                });
                hiddenInput.val(token_values.join($(input).data("settings").tokenDelimiter));
            }
            // Hide and clear the results dropdown
            function hide_dropdown() {
                dropdown.hide().empty();
                selected_dropdown_item = null;
            }

            function show_dropdown() {
                dropdown.css({
                    position: "absolute",
                    overflow: "auto",                  
                    top: token_list.offset().top + token_list.outerHeight(true),
                    left: token_list.offset().left,
                    width: token_list.width(),
                    'z-index': $(input).data("settings").zindex
                }).show();
            }

            function show_dropdown_searching() {
                if ($(input).data("settings").searchingText) {
                    dropdown.html("<p>" + escapeHTML($(input).data("settings").searchingText) + "</p>");
                    show_dropdown();
                }
            }

            function show_dropdown_hint() {
                if ($(input).data("settings").hintText) {
                    dropdown.html("<p>" + escapeHTML($(input).data("settings").hintText) + "</p>");
                    show_dropdown();
                }
            }
            var regexp_special_chars = new RegExp('[.\\\\+*?\\[\\^\\]$(){}=!<>|:\\-]', 'g');

            function regexp_escape(term) {
                return term.replace(regexp_special_chars, '\\$&');
            }
            // Highlight the query part of the search term
            function highlight_term(value, term) {
                return value.replace(new RegExp("(?![^&;]+;)(?!<[^<>]*)(" + regexp_escape(term) + ")(?![^<>]*>)(?![^&;]+;)", "gi"), function(match, p1) {
                    return "<b>" + escapeHTML(p1) + "</b>";
                });
            }

            function find_value_and_highlight_term(template, value, term) {
                return template.replace(new RegExp("(?![^&;]+;)(?!<[^<>]*)(" + regexp_escape(value) + ")(?![^<>]*>)(?![^&;]+;)", "g"), highlight_term(value, term));
            }
            // exclude existing tokens from dropdown, so the list is clearer
            function excludeCurrent(results) {
                if ($(input).data("settings").excludeCurrent) {
                    var currentTokens = $(input).data("tokenInputObject").getTokens(),
                        trimmedList = [];
                    if (currentTokens.length) {
                        $.each(results, function(index, value) {
                            var notFound = true;
                            $.each(currentTokens, function(cIndex, cValue) {
                                if (value[$(input).data("settings").propertyToSearch] == cValue[$(input).data("settings").propertyToSearch]) {
                                    notFound = false;
                                    return false;
                                }
                            });
                            if (notFound) {
                                trimmedList.push(value);
                            }
                        });
                        results = trimmedList;
                    }
                }
                return results;
            }
            // Populate the results dropdown with some results
            function populateDropdown(query, results) {
                // exclude current tokens if configured
                results = excludeCurrent(results);
                if (results && results.length) {
                    dropdown.empty();
                    var dropdown_ul = $("<ul/>").appendTo(dropdown).mouseover(function(event) {
                        select_dropdown_item($(event.target).closest("li"));
                    }).mousedown(function(event) {
                        add_token($(event.target).closest("li").data("tokeninput"));
                        hiddenInput.change();
                        return false;
                    }).hide();
                    if ($(input).data("settings").resultsLimit && results.length > $(input).data("settings").resultsLimit) {
                        results = results.slice(0, $(input).data("settings").resultsLimit);
                    }
                    $.each(results, function(index, value) {
                        var this_li = $(input).data("settings").resultsFormatter(value);
                        this_li = find_value_and_highlight_term(this_li, value[$(input).data("settings").propertyToSearch], query);
                        this_li = $(this_li).appendTo(dropdown_ul);
                        if (index % 2) {
                            this_li.addClass($(input).data("settings").classes.dropdownItem);
                        } else {
                            this_li.addClass($(input).data("settings").classes.dropdownItem2);
                        }
                        if (index === 0 && $(input).data("settings").autoSelectFirstResult) {
                            select_dropdown_item(this_li);
                        }
                        $.data(this_li.get(0), "tokeninput", value);
                    });
                    show_dropdown();
                    if ($(input).data("settings").animateDropdown) {
                        dropdown_ul.slideDown("fast");
                    } else {
                        dropdown_ul.show();
                    }
                } else {
                    if ($(input).data("settings").noResultsText) {
                        dropdown.html("<p>" + escapeHTML($(input).data("settings").noResultsText) + "</p>");
                        show_dropdown();
                    }
                }
            }
            // Highlight an item in the results dropdown
            function select_dropdown_item(item) {
                if (item) {
                    if (selected_dropdown_item) {
                        deselect_dropdown_item($(selected_dropdown_item));
                    }
                    item.addClass($(input).data("settings").classes.selectedDropdownItem);
                    selected_dropdown_item = item.get(0);
                }
            }
            // Remove highlighting from an item in the results dropdown
            function deselect_dropdown_item(item) {
                item.removeClass($(input).data("settings").classes.selectedDropdownItem);
                selected_dropdown_item = null;
            }
            // Do a search and show the "searching" dropdown if the input is longer
            // than $(input).data("settings").minChars
            function do_search() {
                var query = input_box.val();
                if (query && query.length) {
                    if (selected_token) {
                        deselect_token($(selected_token), POSITION.AFTER);
                    }
                    if (query.length >= $(input).data("settings").minChars) {
                        show_dropdown_searching();
                        clearTimeout(timeout);
                        timeout = setTimeout(function() {
                            run_search(query);
                        }, $(input).data("settings").searchDelay);
                    } else {
                        hide_dropdown();
                    }
                }
            }
            // Do the actual search
            function run_search(query) {
                var cache_key = query + computeURL();
                var cached_results = cache.get(cache_key);
                if (cached_results) {
                    if ($.isFunction($(input).data("settings").onCachedResult)) {
                        cached_results = $(input).data("settings").onCachedResult.call(hiddenInput, cached_results);
                    }
                    populateDropdown(query, cached_results);
                } else {
                    // Are we doing an ajax search or local data search?
                    if ($(input).data("settings").url) {
                        var url = computeURL();
                        // Extract existing get params
                        var ajax_params = {};
                        ajax_params.data = {};
                        if (url.indexOf("?") > -1) {
                            var parts = url.split("?");
                            ajax_params.url = parts[0];
                            var param_array = parts[1].split("&");
                            $.each(param_array, function(index, value) {
                                var kv = value.split("=");
                                ajax_params.data[kv[0]] = kv[1];
                            });
                        } else {
                            ajax_params.url = url;
                        }
                        // Prepare the request
                        ajax_params.data[$(input).data("settings").queryParam] = query;
                        ajax_params.type = $(input).data("settings").method;
                        ajax_params.dataType = $(input).data("settings").contentType;
                        if ($(input).data("settings").crossDomain) {
                            ajax_params.dataType = "jsonp";
                        }
                        // exclude current tokens?
                        // send exclude list to the server, so it can also exclude existing tokens
                        if ($(input).data("settings").excludeCurrent) {
                            var currentTokens = $(input).data("tokenInputObject").getTokens();
                            var tokenList = $.map(currentTokens, function(el) {
                                if (typeof $(input).data("settings").tokenValue == 'function') return $(input).data("settings").tokenValue.call(this, el);
                                return el[$(input).data("settings").tokenValue];
                            });
                            ajax_params.data[$(input).data("settings").excludeCurrentParameter] = tokenList.join($(input).data("settings").tokenDelimiter);
                        }
                        // Attach the success callback
                        ajax_params.success = function(results) {
                            cache.add(cache_key, $(input).data("settings").jsonContainer ? results[$(input).data("settings").jsonContainer] : results);
                            if ($.isFunction($(input).data("settings").onResult)) {
                                results = $(input).data("settings").onResult.call(hiddenInput, results);
                            }
                            // only populate the dropdown if the results are associated with the active search query
                            if (input_box.val() === query) {
                                populateDropdown(query, $(input).data("settings").jsonContainer ? results[$(input).data("settings").jsonContainer] : results);
                            }
                        };
                        // Provide a beforeSend callback
                        if (settings.onSend) {
                            settings.onSend(ajax_params);
                        }
                        // Make the request
                        $.ajax(ajax_params);
                    } else if ($(input).data("settings").local_data) {
                        // Do the search through local data
                        var results = $.grep($(input).data("settings").local_data, function(row) {
                            return row[$(input).data("settings").propertyToSearch].toLowerCase().indexOf(query.toLowerCase()) > -1;
                        });
                        cache.add(cache_key, results);
                        if ($.isFunction($(input).data("settings").onResult)) {
                            results = $(input).data("settings").onResult.call(hiddenInput, results);
                        }
                        populateDropdown(query, results);
                    }
                }
            }
            // compute the dynamic URL
            function computeURL() {
                var settings = $(input).data("settings");
                return typeof settings.url == 'function' ? settings.url.call(settings) : settings.url;
            }
            // Bring browser focus to the specified object.
            // Use of setTimeout is to get around an IE bug.
            // (See, e.g., http://stackoverflow.com/questions/2600186/focus-doesnt-work-in-ie)
            //
            // obj: a jQuery object to focus()
            function focusWithTimeout(object) {
                setTimeout(function() {
                    object.focus();
                }, 50);
            }
        };
        // Really basic cache for the results
        $.TokenList.Cache = function(options) {
            var settings, data = {},
                size = 0,
                flush;
            settings = $.extend({
                max_size: 500
            }, options);
            flush = function() {
                data = {};
                size = 0;
            };
            this.add = function(query, results) {
                if (size > settings.max_size) {
                    flush();
                }
                if (!data[query]) {
                    size += 1;
                }
                data[query] = results;
            };
            this.get = function(query) {
                return data[query];
            };
        };
    }($));
    //自动完成 
    function bindAuto(obj) {
        var ds = obj.attr('ds');
        var filter = obj.attr('filter');
        var allow_free = obj.attr('allowfree');
        var res;
        res = layui.setter.app_url + "Common/ajax_json_auto?type=" + ds;
        if (typeof(filter) !== "undefined") res += '&filter=' + encodeURIComponent(filter); //过滤条件    
        var ops = {},
            selected, sels, i;
        ops.theme = 'facebook';
        ops.preventDuplicates = true;
        ops.resultsLimit = 50;
        ops.zindex = 10000; //必须
        ops.searchingText = '搜索中...';
        ops.noResultsText = '无相关记录';
        ops.hintText = '输入关键字检索';
        if (allow_free) {
            ops.allowFreeTagging = true;
            ops.tokenValue = 'name';
        }
        var lmt = obj.attr('limit');
        lmt = isNaN(lmt) ? 0 : parseInt(lmt, 10);
        (lmt > 0) && (ops.tokenLimit = lmt);
        obj.tokenInput(res, ops);
        selected = obj.attr('rel');
        //默认值
        if (typeof(selected) != "undefined" && selected != '' && selected != 0) {
            if (allow_free) {
                if (selected.indexOf(',') > -1) {
                    var mselect = selected.split(',');
                    for (var i = 0; i < mselect.length; i++) {
                        obj.tokenInput("add", {
                            id: mselect[i],
                            name: mselect[i]
                        });
                    }
                } else {
                    obj.tokenInput("add", {
                        id: selected,
                        name: selected
                    });
                }
            } else {
                $.ajax({
                    url: layui.setter.app_url + "Common/ajax_json_data",
                    type: 'GET',
                    dataType: 'json',
                    data: { 
                        type:ds,                     
                        selected: selected
                    }
                }).done(function(data) {
                    if (data) {
                        $.each(data, function(index, val) {
                            obj.tokenInput("add", {
                                id: index,
                                name: val
                            });
                        });
                    }
                })
            }
        }
    };
    
    $(function() {
        $('.autos').each(function() {
            bindAuto($(this));
        });
    }), e("tokeninput", {})
}).addcss("token-input-facebook.css");